Ritalin and Faecal incontinence - a phase IV clinical study of FDA data

Summary:

Faecal incontinence is reported as a side effect among people who take Ritalin (methylphenidate hydrochloride), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Prilosec, and have Hypercalcaemia of malignancy.

The phase IV clinical study analyzes which people have Faecal incontinence when taking Ritalin. It is created by eHealthMe based on reports of 26,179 people who have side effects when taking Ritalin from the FDA, and is updated regularly.

What is Ritalin?

Ritalin has active ingredients of methylphenidate hydrochloride. It is often used in attention deficit hyperactivity disorder. eHealthMe is studying from 29,427 Ritalin users. Check the latest studies of Ritalin.

What is Faecal incontinence?

Faecal incontinence (a lack of control over passing stool) is found to be associated with 760 drugs and 1,384 conditions by eHealthMe. Check the latest studies of Faecal incontinence.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 01, 2026

26,179 people reported to have side effects when taking Ritalin.
Among them, 26 people (0.1%) have Faecal incontinence.

Could Ritalin cause Faecal incontinence?

Among these 26 people:

How long have people been on Ritalin when they have Faecal incontinence? *

What is the gender of people who have Faecal incontinence when taking Ritalin? *

female: 53.85 %
male: 46.15 %

What is the age of people who have Faecal incontinence when taking Ritalin? *

What are other drugs people take besides Ritalin? *

What are other side effects people have besides Faecal incontinence? *

Urinary Incontinence (inability to control the flow of urine and involuntary urination): 19 people, 73.08%
Weight Decreased: 10 people, 38.46%
Swallowing Difficulty: 9 people, 34.62%
Headache (pain in head): 8 people, 30.77%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 7 people, 26.92%
Back Pain: 7 people, 26.92%
Disturbance In Attention: 7 people, 26.92%
Head Injury: 7 people, 26.92%
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets): 7 people, 26.92%
Anaemia (lack of blood): 7 people, 26.92%

What are the existing conditions these people have? *

Hypercalcaemia Of Malignancy (elevated calcium (ca+) level in the blood with cancer): 6 people, 23.08%
Pain: 3 people, 11.54%
Abnormal Behavior: 2 people, 7.69%
Constipation: 2 people, 7.69%
Insomnia (sleeplessness): 2 people, 7.69%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 2 people, 7.69%
Gangrene (body tissue dies): 1 person, 3.85%
Gout (uric acid crystals building up in the body): 1 person, 3.85%
Gastrointestinal Perforation (hole in the digestive tract): 1 person, 3.85%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 3.85%

* Approximation only. Some reports may have incomplete information.

Do you take Ritalin and have Faecal incontinence?

- Check whether Faecal incontinence is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Ritalin:

Ritalin (29,427 reports)

Browse all side effects of Ritalin:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Faecal incontinence:

Faecal incontinence (760 drugs)

Browse all the conditions that are associated with Faecal incontinence:

Faecal incontinence (1,384 conditions)

Related publications that referenced our studies

How the study uses the data?

The study uses data from the FDA. It is based on methylphenidate hydrochloride (the active ingredients of Ritalin) and Ritalin (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.